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Specifications
Resistance:
3.9Ω
Operating Temperature:
-55℃~+275℃
Type:
Wirewound Resistor
Tolerance:
±5%
Mfr. Part #:
RXM0309-3R9J
Package:
MELF-0309
Key Attributes
Model Number:
RXM0309-3R9J
Product Description
Product Specification
Product Description: Wire wound chip resistors (double cap) designed for use in chargers, energy-saving lamps, and power supplies. These resistors feature non-flammable coating and are suitable for continuous use at ambient temperatures up to 70C. They are constructed with nickel-chrome or copper-nickel alloy wire on a ceramic matrix, insulated with a non-flammable coating.
Product Attributes:
- Brand: SHENZHEN XIANYANG HUAXING MACHINERG & ELECTRONIC.CO;LTD
- Origin: China
- Material: Nickel Chrome or Nickel Copper Alloy Wire
- Coating: Non-flammable Coating (Grey)
- Certifications: UL1412 Standard
Technical Specifications
| Type | Series | Rated Wattage | Nominal Resistance Range | Tolerance | Operating Temperature Range | Dimensions (L x D) mm |
| Wire Wound Chip Resistor | RXM | 1/4W (0207) | 1 - 100 | 1% (F), 2% (G), 5% (J) | -55275 | 0207: 6.10.3 x 2.5 |
| Wire Wound Chip Resistor | RXM | 1/2W (0309) | 1 - 100 | 1% (F), 2% (G), 5% (J) | -55275 | 0309: 8.90.3 x 3.4 |
| Wire Wound Chip Resistor | RXM | 1W (0410) | 1 - 100 | 1% (F), 2% (G), 5% (J) | -55275 | 0410: 100.5 x 3.8 |
| Wire Wound Chip Resistor | RXM | 2W (0411) | 1 - 100 | 1% (F), 2% (G), 5% (J) | -55275 | 0411: 110.5 x 4.6 |
Electrical Performance
| Item | Specifications | Test Methods |
| DC Resistance | Allowed under R rate tolerance | HM-9350 |
| Dielectric Strength Test | No evidence of flashover, mechanical damage or insulation breakdown. Resistance body placed in the v-groove, use 300V voltage pressure 60 seconds. | (JIS C5202) |
| Solderability | 95% Surface of terminal covered solder. Into the tin stove 27010, 5s. | (JIS C5202) |
| Resistance to soldering Heat | Within (1%+0.05). Into the tin stove 2605, 5~10s. | (JIS C5202) |
| Short time over load | Within (2%+0.05). 2.5 Times rated voltage for 5s. | (JIS C5202) |
| Load Life | Within (5%+0.05). 70 1000h Rated voltage (90 minutes ON, 30 minutes OFF). | (JIS C5202) |
| Resistance to solvent | No deterioration of protective coating and markings. Add thinner in 3min. | (JIS C5202) |
| Incombustibility | No evidence of flame. | UL1412 standard |
| Fusing characteristic | Fusing time is within 60s. Constant current 2.20A, Fusing current = 16 * P * R. | (JIS C5202) |
2511041655_Huaxing-Mechanical-Elec--RXM0309-3R9J_C52268780.pdf
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